package com.lagou.sqlSession;

import com.lagou.config.XMLConfigBuilder;
import com.lagou.pojo.Configuration;

import java.io.InputStream;

public class SqlSessionFactoryBuilder {

    public SqlSessionFactory build(InputStream inputStream) throws Exception{
        //1. 使用dom4j解析配置文件，将解析出来的内容封装到Configuration中
        XMLConfigBuilder xmlConfigBuilder = new XMLConfigBuilder();
        Configuration configuration = xmlConfigBuilder.parseConfig(inputStream);

        //2. 创建SqlSessionFactory: 工厂类: 生产sqlSession: 会话对象
        DefaultSqlSessionFactory defaultSqlSessionFactory = new DefaultSqlSessionFactory(configuration);

        return defaultSqlSessionFactory;
    }
}
